- on-lease gas
- 矿区: ore district; mining area; h ...
- 自: self; oneself; one's own
- 气: gas
- 矿区: [地质学] ore district; mining area; holding; diggings◇矿区城市 mining city; 矿区道路 mine road; 矿区环境保护 environmental mining protection; environmental protection of mine
- 耗气量: air consumption; cfm; gas consumption
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